732
WWUS76 KLOX 310607
NPWLOX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA
1107 PM PDT THU JUL 30 2026
CAZ378-379-311700-
/O.CON.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/
/O.CON.KLOX.HT.Y.0011.000000T0000Z-260731T1700Z/
INTERSTATE 5 CORRIDOR-WESTERN SAN GABRIEL MOUNTAINS AND HIGHWAY
14 CORRIDOR-
INCLUDING THE CITIES OF ACTON, WARM SPRINGS, PYRAMID LAKE, MILL
CREEK, TEJON PASS, AND GORMAN
1107 PM PDT THU JUL 30 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM
PDT SUNDAY...
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY
* WHAT...FOR THE HEAT ADVISORY, HOT TEMPERATURES OF 90 TO 100
EXPECTED. FOR THE EXTREME HEAT WARNING, DANGEROUSLY HOT CONDITIONS
WITH TEMPERATURES OF 95 TO 105 EXPECTED.
* WHERE...INTERSTATE 5 CORRIDOR AND WESTERN SAN GABRIEL MOUNTAINS AND
HIGHWAY 14 CORRIDOR.
* WHEN...FOR THE HEAT ADVISORY, UNTIL 10 AM PDT FRIDAY. FOR THE
EXTREME HEAT WARNING, FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY.
* IMPACTS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR PORTIONS OF
THE REGION.
* ADDITIONAL DETAILS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR
PORTIONS OF THE REGION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
STAY COOL, STAY HYDRATED, STAY INFORMED.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER, YOU
CAN CALL 2 1 1 FOR ASSISTANCE LOCATING APPROPRIATE SHELTER FROM THE
HEAT.
CAZ381>383-311700-
/O.CON.KLOX.XH.W.0004.000000T0000Z-260803T0300Z/
WESTERN ANTELOPE VALLEY FOOTHILLS-EASTERN ANTELOPE VALLEY
FOOTHILLS-ANTELOPE VALLEY-
INCLUDING THE CITIES OF ELIZABETH LAKE, LAKE PALMDALE, VALYERMO,
PEARBLOSSOM, LLANO, LAKE LOS ANGELES, LANCASTER, AND PALMDALE
1107 PM PDT THU JUL 30 2026
..EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES OF 105 TO 115
EXPECTED.
* WHERE...ANTELOPE VALLEY, EASTERN ANTELOPE VALLEY FOOTHILLS, AND
WESTERN ANTELOPE VALLEY FOOTHILLS.
* WHEN...UNTIL 8 PM PDT SUNDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
* ADDITIONAL DETAILS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR
PORTIONS OF THE REGION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
STAY COOL, STAY HYDRATED, STAY INFORMED.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER, YOU
CAN CALL 2 1 1 FOR ASSISTANCE LOCATING APPROPRIATE SHELTER FROM THE
HEAT.
CAZ038-088-343>345-351>353-355>358-368>376-548-311700-
/O.CON.KLOX.XH.W.0004.260731T1700Z-260803T0300Z/
CUYAMA VALLEY-SANTA CLARITA VALLEY-SOUTHERN SALINAS VALLEY-SAN
LUIS OBISPO COUNTY INTERIOR VALLEYS-SAN LUIS OBISPO COUNTY
MOUNTAINS-SANTA YNEZ MOUNTAINS WESTERN RANGE-SANTA YNEZ MOUNTAINS
EASTERN RANGE-SANTA BARBARA COUNTY INTERIOR MOUNTAINS-VENTURA
COUNTY INLAND COAST-LAKE CASITAS-OJAI VALLEY-CENTRAL VENTURA
COUNTY VALLEYS-LOS ANGELES COUNTY INLAND COAST INCLUDING DOWNTOWN
LOS ANGELES-WESTERN SANTA MONICA MOUNTAINS RECREATIONAL AREA-
EASTERN SANTA MONICA MOUNTAINS RECREATIONAL AREA-CALABASAS AND
AGOURA HILLS-WESTERN SAN FERNANDO VALLEY-EASTERN SAN FERNANDO
VALLEY-SOUTHEASTERN VENTURA COUNTY VALLEYS-SANTA SUSANA MOUNTAINS-
SOUTHERN VENTURA COUNTY MOUNTAINS-LOS ANGELES COUNTY SAN GABRIEL
VALLEY-
INCLUDING THE CITIES OF LAKE NACIMIENTO, POMONA, SAN RAFAEL MOUNTAIN,
NORWALK, SANTA CLARITA, NORTHRIDGE, MONTECITO HILLS, PASO ROBLES, LA
CANADA FLINTRIDGE, PASADENA, VALENCIA, GLENDALE, SAN MARCOS PASS,
BEVERLY HILLS, SANTA MARGARITA LAKE, BURBANK, CRESTON, BIG PINE
MOUNTAIN, HOLLYWOOD, MEINERS OAKS, ATASCADERO, TOPANGA, WOODLAND
HILLS, OAT MOUNTAIN, PIRU, VAN NUYS, NEWBURY PARK, MALIBU BOWL, EL
MONTE, ROSE VALLEY, CULVER CITY, DOWNEY, MOORPARK, CARRIZO PLAIN,
SIMI VALLEY, TEMPLETON, LA PANZA RANGE, FILLMORE, CHATSWORTH, MALIBU
LAKE, WESTLAKE VILLAGE, SAN MIGUEL, EAST VENTURA, CALIENTE RANGE,
COMPTON, SHANDON, EAST LOS ANGELES, TOPATOPA MOUNTAINS, FIGUEROA
MOUNTAIN, MATILIJA, OJAI, THOUSAND OAKS, UNIVERSAL CITY, SANTA PAULA,
OAK VIEW, SAN GABRIEL, CAMARILLO, NEW CUYAMA, SUNLAND, NEWHALL, AND
LAKE CASTAIC
1107 PM PDT THU JUL 30 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM
PDT SUNDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH TEMPERATURES OF 95 TO 110
EXPECTED.
* WHERE...A LARGE PORTION OF SOUTHWEST CALIFORNIA INCLUDING THE
COASTAL RANGES AND ADJACENT FOOTHILLS, AS WELL AS THE COASTAL
VALLEYS.
* WHEN...FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT EVENTS.
* ADDITIONAL DETAILS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR
PORTIONS OF THE REGION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
STAY COOL, STAY HYDRATED, STAY INFORMED.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER, YOU
CAN CALL 2 1 1 FOR ASSISTANCE LOCATING APPROPRIATE SHELTER FROM THE
HEAT.
CAZ380-311700-
/O.CON.KLOX.HT.Y.0011.000000T0000Z-260803T0300Z/
EASTERN SAN GABRIEL MOUNTAINS-
INCLUDING THE CITIES OF WRIGHTWOOD, MOUNT WILSON, MOUNT BALDY, AND
THE ANGELES CREST HIGHWAY
1107 PM PDT THU JUL 30 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY
* WHAT...TEMPERATURES OF 90 TO 100 EXPECTED.
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA NEAR THE COAST INCLUDING
THE BEACHES.
* WHEN...UNTIL 8 PM PDT SUNDAY.
* IMPACTS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR PORTIONS OF
THE REGION.
* ADDITIONAL DETAILS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR
PORTIONS OF THE REGION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER, YOU
CAN CALL 2 1 1 FOR ASSISTANCE LOCATING APPROPRIATE SHELTER FROM THE
HEAT.
CAZ341-342-347>350-354-362-366-367-377-311700-
/O.CON.KLOX.HT.Y.0011.260731T1700Z-260803T0300Z/
SAN LUIS OBISPO COUNTY INLAND CENTRAL COAST-SANTA LUCIA MOUNTAINS-
SANTA BARBARA COUNTY INLAND CENTRAL COAST-SANTA YNEZ VALLEY-SANTA
BARBARA COUNTY SOUTHWESTERN COAST-SANTA BARBARA COUNTY
SOUTHEASTERN COAST-VENTURA COUNTY BEACHES-MALIBU COAST-LOS
ANGELES COUNTY BEACHES-PALOS VERDES HILLS-NORTHERN VENTURA COUNTY
MOUNTAINS-
INCLUDING THE CITIES OF TORRANCE, MALIBU, POINT MUGU, PORT HUENEME,
LAKE CACHUMA, SANTA YNEZ, LOPEZ LAKE, PACIFIC PALISADES, GAVIOTA,
MOUNT PINOS, LAX, OXNARD, SANTA MARIA, JALAMA BEACH, SANTA BARBARA,
SAN LUIS OBISPO, CARPINTERIA, SANTA MONICA, HEARST CASTLE, LOS
OLIVOS, EL CAPITAN STATE BEACH, LOCKWOOD VALLEY, BUELLTON, OZENA,
VENTURA, MONTECITO, REFUGIO STATE BEACH, LONG BEACH, RANCHO PALOS
VERDES, REDONDO BEACH, GOLETA, NIPOMO, SOLVANG, AND IRISH HILLS
1107 PM PDT THU JUL 30 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT
SUNDAY...
* WHAT...TEMPERATURES OF 85 TO 100 EXPECTED.
* WHERE...A PORTION OF SOUTHWEST CALIFORNIA NEAR THE COAST INCLUDING
THE BEACHES.
* WHEN...FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY.
* IMPACTS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR PORTIONS OF
THE REGION.
* ADDITIONAL DETAILS...HEAT HAZARDS MAY EXTEND INTO NEXT WEEK FOR
PORTIONS OF THE REGION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND
HEAT STROKE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
IF YOU DO NOT HAVE AIR CONDITIONING IN YOUR HOME OR LACK SHELTER, YOU
CAN CALL 2 1 1 FOR ASSISTANCE LOCATING APPROPRIATE SHELTER FROM THE
HEAT.
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